Eureka Weather Forecast

    • 62
    • 91

    Thunderstorms

    • 59
    • 79

    Mostly Cloudy

    • 59
    • 93

    Rain Showers Likely

    • 51
    • 77

    Chance Rain Showers

    • 50
    • 74

    Slight Chance Thunderstorms

    • 50
    • 78

    Breezy

Today 7 Jun McPherson

Partly sunny and very windy. Hot with Highs in the lower 90s. South Winds 25 to 35 Mph with Gusts up to 45 Mph.

Tonight 7 Jun McPherson

Partly cloudy in the Evening, then mostly cloudy with Thunderstorms likely after midnight. Very windy with Lows in the lower 60s. Southeast Winds 25 to 35 Mph with Gusts up to 45 Mph, Diminishing to 15 to 20 Mph with Gusts up to 30 Mph after midnight. Chance of rain 70 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Eureka Temperature Statistics

June Temperature

Mobridge, Mobridge Municipal Airport (41 miles)

  • Lowest 1 June, 2026

    51.7 °F

  • Average June

    68.6 °F

  • Highest 2 June, 2026

    86.6 °F

Climate (2021–Present)

Mobridge, Mobridge Municipal Airport (41 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    36 °F

  • Average 2021–2026

    47.8 °F

  • Average High 2021–2026

    59.9 °F
Get WillyWeather+ to remove ads